Pit & Quarry, December 2017

S p o n S o r e d C o n t e n t Van der Graaf Corp Over the past 30 years Van der Graaf has been the leading manufacturer of drum motors for belt conveyors for a wide array of industries like mining aggregate and power generation available up to 350hp 42 diameter At Van der Graaf we are committed to quality and efficiency and this is reflected in our Extreme Duty drum motors designed specifically for harsh and abrasive environmental conditions of the mining and aggregate handling industry ExtrEmE Duty DEsign no maintEnancE Over the past five years engineers at Van der Graaf have carried out extensive research and developed a new internal lubrication system that ensures that all bearing seals and gears are being lubricated on the Extreme duty series drum motors This optimizes the cooling system and the delivery of the clean cool oil onto the bearings and motor windings which extends the life of the components This results in maximum lubrication and eliminates the necessity for the user to manually lubricate components typically found in a conventional conveyor drive The new design of the planetary gear reducer on the Extreme duty series drum motors equipped with mechanical seals can provide years of reliable service without the need of scheduled maintenance other than oil change every 50000 hours LowEr EnErgy costs spacE savings The Van der Graaf drum motor is a one component conveyor drive where the motor gear drive and all moving parts are enclosed inside the drum The completely enclosed motor and gearbox design creates a significant Space Savings over conventional drives With the elimination of belts chains right angle gear LEaDing EDgE companiEs boxes and coupling a Van der Graaf Drum Motor Reduces Energy Consumption in some cases over 30 resulting in Lower Operating Costs Increased Productivity and Zero Downtime compared to conventional exposed conveyor drives convEyor BELt cLEanEr In order to keep the belt clean Van der Graaf introduced the rotating belt cleaner A spiral brush mounted on the motorized drum which can be installed under the belt rotating from 20 to 800 ftpm offers a belt cleaning solution to remove residual materials from conveyor belts without belt wear With greatly reduced maintenance and considerable electrical savings the Van der Graaf Drum Motor is designed to have a low cost of ownership compared to a conventional drive system as well as increase system uptime leading to increased profits Van der Graaf Drum Motors are engineered to Keep Your Business Running To schedule your free onsite demonstration please contact our Heavy Industry Drive Specialist Matt Lepp at 866 595 3312 Learn more about the latest Van der Graaf advancements in gearing and electrical motor design at www vandergraaf com drummotor Van der Graaf Corp 51515 Celeste Shelby Township MI 4831 PHONE 888 326 1476 EMAIL info@ vandergraaf com WEBSITE www vandergraaf com LINKEDIN linkedin com company van der graaf inc TWITTEr twitter com_ VanderGraaf FAcEBOOK facebook com VanderGraafdrummotors YOUTUBE youtube com user VanderGraafInc GOOGLE plus google com VanderGraaf pitandquarry com December 2017 pit Quarry 103

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